MS-20221 Complete Document History
Pulley, Groove, Heavy Duty, Control, Aircraft (Superseded by MIL-DTL-7034/3)


Obsolete Revision Information:
   REV E CANCELLATION 1 - CANCELLATION NOTICE 1, REV E - May 5, 1998
   REVISION E - PULLEY, GROOVE, HEAVY DUTY, CO - April 17, 1984